test/integration: add helper function serviceHasNodePorts for service load balancer tests
test/integration: add helper function serviceHasNodePorts for service load balancer tests

Signed-off-by: Andrew Sy Kim <216147b618cb827f522f086e90f58ea14ddeaac5@gmail.com>

kubernetes/kubernetes,GulajavaMinistudio/kubernetes,GulajavaMinistudio/kubernetes,mkumatag/kubernetes,MikeSpreitzer/kubernetes,linux-on-ibm-z/kubernetes,humblec/kubernetes,coolsvap/kubernetes,linux-on-ibm-z/kubernetes,chestack/kubernetes,fanzhangio/kubernetes,dereknex/kubernetes,alejandroEsc/kubernetes,PiotrProkop/kubernetes,gnufied/kubernetes,PI-Victor/kubernetes,aledbf/kubernetes,rrati/kubernetes,k82cn/kubernetes,joelsmith/kubernetes,mkumatag/kubernetes,wongma7/kubernetes,dixudx/kubernetes,nckturner/kubernetes,dlorenc/kubernetes,ravilr/kubernetes,csrwng/kubernetes,jagosan/kubernetes,mfojtik/kubernetes,enj/kubernetes,ping035627/kubernetes,openshift/kubernetes,mikebrow/kubernetes,joelsmith/kubernetes,fabriziopandini/kubernetes,saad-ali/kubernetes,stevesloka/kubernetes,olivierlemasle/kubernetes,mahak/kubernetes,zhangmingld/kubernetes,feiskyer/kubernetes,weiwei04/kubernetes,ingvagabund/kubernetes,PI-Victor/kubernetes,tengqm/kubernetes,olivierlemasle/kubernetes,matthyx/kubernetes,micahhausler/kubernetes,matthyx/kubernetes,ii/kubernetes,weiwei04/kubernetes,liggitt/kubernetes,jsafrane/kubernetes,stevesloka/kubernetes,nikhita/kubernetes,openshift/kubernetes,soltysh/kubernetes,spzala/kubernetes,dims/kubernetes,xlgao-zju/kubernetes,tengqm/kubernetes,joelsmith/kubernetes,saad-ali/kubernetes,chestack/kubernetes,kpgriffith/kubernetes,iterion/kubernetes,coolsvap/kubernetes,fanzhangio/kubernetes,dims/kubernetes,xlgao-zju/kubernetes,fanzhangio/kubernetes,jagosan/kubernetes,spzala/kubernetes,verb/kubernetes,thockin/kubernetes,dereknex/kubernetes,idvoretskyi/kubernetes,chrislovecnm/kubernetes,cofyc/kubernetes,enj/kubernetes,aledbf/kubernetes,cofyc/kubernetes,jackfrancis/kubernetes,ii/kubernetes,roberthbailey/kubernetes,sdminonne/kubernetes,liggitt/kubernetes,verb/kubernetes,warmchang/kubernetes,krmayankk/kubernetes,feiskyer/kubernetes,kitt1987/kubernetes,iameli/kubernetes,zhouhaibing089/kubernetes,PiotrProkop/kubernetes,nak3/kubernetes,pires/kubernetes,rrati/kubernetes,k82cn/kubernetes,nak3/kubernetes,Acidburn0zzz/kubernetes,kevin-wangzefeng/kubernetes,kpgriffith/kubernetes,dlorenc/kubernetes,tpepper/kubernetes,kubernetes/kubernetes,wongma7/kubernetes,krmayankk/kubernetes,matthyx/kubernetes,x13n/kubernetes,carlory/kubernetes,fabriziopandini/kubernetes,jdef/kubernetes,mfojtik/kubernetes,Clarifai/kubernetes,carlory/kubernetes,mfojtik/kubernetes,mfojtik/kubernetes,hex108/kubernetes,gnufied/kubernetes,alejandroEsc/kubernetes,cblecker/kubernetes,jessfraz/kubernetes,mfojtik/kubernetes,tengqm/kubernetes,hex108/kubernetes,carlory/kubernetes,micahhausler/kubernetes,rnaveiras/kubernetes,tpepper/kubernetes,kevin-wangzefeng/kubernetes,idvoretskyi/kubernetes,shyamjvs/kubernetes,verult/kubernetes,jagosan/kubernetes,stevesloka/kubernetes,feiskyer/kubernetes,ping035627/kubernetes,mkumatag/kubernetes,Clarifai/kubernetes,cofyc/kubernetes,xlgao-zju/kubernetes,chrislovecnm/kubernetes,verult/kubernetes,jdef/kubernetes,jdef/kubernetes,nikhita/kubernetes,ii/kubernetes,x13n/kubernetes,mengqiy/kubernetes,kubernetes/kubernetes,verult/kubernetes,verb/kubernetes,idvoretskyi/kubernetes,rafax/kubernetes,zhangmingld/kubernetes,openshift/kubernetes,lojies/kubernetes,tpepper/kubernetes,thockin/kubernetes,deads2k/kubernetes,jdef/kubernetes,brendandburns/kubernetes,krmayankk/kubernetes,sdminonne/kubernetes,warmchang/kubernetes,bparees/kubernetes,rrati/kubernetes,xlgao-zju/kubernetes,feiskyer/kubernetes,feiskyer/kubernetes,li-ang/kubernetes,xychu/kubernetes,BenTheElder/kubernetes,dims/kubernetes,cblecker/kubernetes,mahak/kubernetes,nckturner/kubernetes,warmchang/kubernetes,mikedanese/kubernetes,kubernetes/kubernetes,Acidburn0zzz/kubernetes,brendandburns/kubernetes,shyamjvs/kubernetes,joelsmith/kubernetes,k82/kubernetes,rafax/kubernetes,verb/kubernetes,k82/kubernetes,sdminonne/kubernetes,cofyc/kubernetes,ingvagabund/kubernetes,tpepper/kubernetes,Clarifai/kubernetes,dims/kubernetes,jingxu97/kubernetes,kevin-wangzefeng/kubernetes,thockin/kubernetes,xychu/kubernetes,jsafrane/kubernetes,aledbf/kubernetes,xychu/kubernetes,li-ang/kubernetes,lojies/kubernetes,nak3/kubernetes,verult/kubernetes,enj/kubernetes,olivierlemasle/kubernetes,bparees/kubernetes,x13n/kubernetes,kitt1987/kubernetes,kpgriffith/kubernetes,ping035627/kubernetes,jagosan/kubernetes,mosoft521/kubernetes,jackfrancis/kubernetes,cblecker/kubernetes,coolsvap/kubernetes,kitt1987/kubernetes,gnufied/kubernetes,Clarifai/kubernetes,jdef/kubernetes,verb/kubernetes,dereknex/kubernetes,kitt1987/kubernetes,rrati/kubernetes,humblec/kubernetes,brendandburns/kubernetes,pires/kubernetes,dlorenc/kubernetes,tengqm/kubernetes,xychu/kubernetes,jackfrancis/kubernetes,sdminonne/kubernetes,dixudx/kubernetes,ravilr/kubernetes,mengqiy/kubernetes,humblec/kubernetes,xychu/kubernetes,fabriziopandini/kubernetes,k82cn/kubernetes,cofyc/kubernetes,weiwei04/kubernetes,spzala/kubernetes,ii/kubernetes,PiotrProkop/kubernetes,dixudx/kubernetes,warmchang/kubernetes,shyamjvs/kubernetes,hex108/kubernetes,tpepper/kubernetes,zhangmingld/kuber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/kubernetes,mikebrow/kubernetes,mahak/kubernetes,Clarifai/kubernetes,stevesloka/kubernetes,mikebrow/kubernetes,Acidburn0zzz/kubernetes,andrewrynhard/kubernetes,MikeSpreitzer/kubernetes,krmayankk/kubernetes,PI-Victor/kubernetes,soltysh/kubernetes